After Vice President Kamala Harris' historic first week on the campaign trail, our Nightcap roundtable breaks down its early success; how memes circulating on social media have played a role and the next steps she plans to take in her race for the White House. Plus, both Harris and Donald Trump are feeling the running mate pressure, but in different ways -- while Harris is rushing to choose, some Republicans have started to doubt Trump's pick, Ohio Senator JD Vance. Jon Allen, Kimberly Atkins Stohr, Eddie Glaude, and Pete Wehner join.